From 2bad338b9d5f14d21106e35f2920cc4335b1c74c Mon Sep 17 00:00:00 2001
From: clanmills <robin@clanmills.com>
Date: Thu, 14 May 2020 10:03:10 +0100
Subject: [PATCH] Fix compiler warning on macOS about enforce condition being
 always true.

---
 src/webpimage.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/webpimage.cpp b/src/webpimage.cpp
index 8bf98d33..442cb36c 100644
--- a/src/webpimage.cpp
+++ b/src/webpimage.cpp
@@ -505,7 +505,7 @@ namespace Exiv2 {
         enforce(filesize_u32 <= io_->size(), Exiv2::kerCorruptedMetadata);
 
         // Check that `filesize_u32` is safe to cast to `long`.
-        enforce(filesize_u32 <= static_cast<size_t>(std::numeric_limits<long>::max()),
+        enforce(filesize_u32 <= static_cast<size_t>(std::numeric_limits<unsigned int>::max()),
                 Exiv2::kerCorruptedMetadata);
 
         WebPImage::decodeChunks(static_cast<long>(filesize_u32));
@@ -530,7 +530,7 @@ namespace Exiv2 {
             const uint32_t size_u32 = Exiv2::getULong(size_buff, littleEndian);
 
             // Check that `size_u32` is safe to cast to `long`.
-            enforce(size_u32 <= static_cast<size_t>(std::numeric_limits<long>::max()),
+            enforce(size_u32 <= static_cast<size_t>(std::numeric_limits<unsigned int>::max()),
                     Exiv2::kerCorruptedMetadata);
             const long size = static_cast<long>(size_u32);